Question

ATP provides energy for muscle contraction by allowing for

• A. An action potential formation in the muscle cell.
• B. Cross-bridge detachment of myosin from actin.
• C. Cross-bridge attachment of myosin to actin.
• D. Release of $C{a}^{2+}$ from sarcoplasmic reticulum

Answer 1

Answer: (C)

Correct answer is (c) Cross-bridge attachment of myosin to actin.